Vitamin C is perhaps the most popular vitamin known to man. It is consumed in a supplemental form by millions of people across the world for its antioxidant properties. NOW C-500 Chewable provides a potent dosage of this key vitamin and is blended with Acerola, a natural source of Vitamin C. Citrus Bioflavonoids are added to NOW C-500 Chewable for their synergistic effect.*